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The NIH analytical methods and reference materials program for dietary supplements.
- Published in:
- Analytical & Bioanalytical Chemistry, 2007, v. 389, n. 1, p. 19, doi. 10.1007/s00216-007-1342-8
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- Article
Measuring vitamins and minerals in dietary supplements for nutrition studies in the USA.
- Published in:
- Analytical & Bioanalytical Chemistry, 2007, v. 389, n. 1, p. 37, doi. 10.1007/s00216-007-1456-z
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- Publication type:
- Article
The caffeine contents of dietary supplements commonly purchased in the US: analysis of 53 products with caffeine-containing ingredients.
- Published in:
- Analytical & Bioanalytical Chemistry, 2007, v. 389, n. 1, p. 231, doi. 10.1007/s00216-007-1437-2
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- Publication type:
- Article
Response to Ms Walker's Letter.
- Published in:
- JPEN Journal of Parenteral & Enteral Nutrition, 1992, v. 16, n. 2, p. 194, doi. 10.1177/014860719201600235
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- Article